* {
  margin: 0;
  padding: 0;
}

li {
  list-style-type: none;
}

a {
  text-decoration: none;
}

.clearfix:after {
  visibility: hidden;
  clear: both;
  display: block;
  content: ".";
  height: 0;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

.w {
  width: 1200px;
  margin: 0 auto;
}
.box {
  position: relative;
  width: 1300px;
  height: 100%;
  margin: 0 auto;
  overflow: hidden;
}

.company {
  height: 96px;
  margin-bottom: 26px;
}

.company p {
  height: 32px;
  line-height: 32px;
  text-indent: 2em;
  color: #666;
  font-size: 16px;
}

.content {
  width: 100%;
  height: 180px;
}

.content1,
.content2,
.content3 {
  position: relative;
  float: left;
  width: 386px;
  height: 160px;
}

.content1 {
  background: url(../images/main-images/content1.png) no-repeat;
  margin-right: 20px;
}

.content2 {
  background: url(../images/main-images/content2.png) no-repeat;
  margin-right: 20px;
}

.content3 {
  background: url(../images/main-images/content3.png) no-repeat;
}

.content1::before,
.content2::before,
.content3::before {
  content: "";
  display: none;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
}

.content1:hover::before,
.content2:hover::before,
.content3:hover::before {
  display: block;
}

.content1 span,
.content2 span,
.content3 span {
  position: absolute;
  left: 120px;
  display: block;
  height: 160px;
  line-height: 160px;
  text-align: center;
  font-size: 30px;
  color: #fff;
  cursor: pointer;
}

.tab-one {
  height: 83px;
  border-bottom: 1px solid #ccc;
}

.tab {
  margin: 100px 0;
}

.tab_list {
  width: 100%;
  height: 80px;
  cursor: pointer;
}

.tab_list li {
  position: relative;
  float: left;
  width: 399px;
  height: 83px;
  line-height: 80px;
  font-size: 24px;
  text-align: center;
  color: #555;
}

.tab_list li:not(:last-child):after {
  display: inline-block;
  content: "";
  width: 1px;
  height: 30px;
  background-color: #e5e5e5;
  position: absolute;
  right: 0;
  top: 30%;
}

.item {
  float: left;
  display: none;
  height: 500px;
  margin: 50px 30px 0;
  cursor: pointer;
}

.item1 {
  margin-top: 50px;
}

.item1 span {
  float: left;
  display: block;
  width: 180px;
  height: 40px;
  line-height: 40px;
  margin: 30px 20px;
  font-size: 20px;
  color: #333;
}

.item1 a img {
  float: left;
  width: 90;
  height: 90px;
  background-size: 90px;
}

.item li {
  float: left;
  width: 320px;
  height: 350px;
  margin: 0 30px;
}

.item p {
  width: 320px;

  line-height: 30px;
  font-size: 14px;
  color: #787878;
}

.item2 a {
  display: block;
  margin-top: 20px;
  color: red;
}

.item2 a img {
  padding: 0 0 2px 10px;
}

.dynamic0 p {
  float: left;
  width: 100%;
  height: 40px;
  margin-bottom: 50px;
  text-align: center;
  font-size: 30px;
  color: #000;
  font-weight: 400px;
}

.dynamic1 {
  float: left;
  width: 100%;
  height: 520px;
  margin-bottom: 50px;
  cursor: pointer;
}

.dynamic2 {
  width: 585px;
  height: 518px;
  margin-bottom: 20px;
}
.dynamic2:hover {
  border: 1px solid #ccc;
}

.dynamic2-hd img {
  width: 100%;
  height: 300px;
  background-size: 580px 300px;
}

.dynamic2-bd {
  margin-top: 20px;
  padding: 0 15px;
}

.dynamic2-bd h3 {
  color: #666;
  font-size: 20px;
  font-weight: 400;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dynamic2-bd p {
  height: 80px;
  line-height: 25px;
  font-size: 14px;
  color: #787878;
  margin-top: 20px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

.dynamic2-ed {
  float: left;
  width: 100%;
  padding: 0 12px;
  margin-top: 10px;
}

.dynamic2-ed p {
  float: left;
  color: #b4b4b4;
}

.dynamic2-ed a {
  margin-top: 10px;
  float: right;
  padding-right: 30px;
  color: red;
}
.dynamic2-ed a img {
  margin-left: 10px;
  padding-bottom: 4px;
}

.btn1 {
  width: 180px;
  height: 50px;
  background-color: #f5275f;
  color: #fff;
  font-weight: 400;
  font-size: 16px;
  border: 0;
  margin: 80px 500px 60px;
  text-align: center;
  cursor: pointer;
}

.btn2 {
  width: 180px;
  height: 50px;
  background-color: #f5275f;
  color: #fff;
  font-weight: 400;
  font-size: 16px;
  border: 0;
  margin: 0 480px;
  margin-top: 40px;
  text-align: center;
  cursor: pointer;
}

.carousel {
  position: relative;
  width: 100%;
  height: 500px;
  /* margin: 100px 0; */
  overflow: hidden;
  margin-bottom: 80px;
}

.carousel ul {
  position: absolute;
  width: 15000px;
}

.carousel ul li {
  float: left;
  width: 1530;
  height: 500px;
  list-style: none;
}

.carousel ul li img {
  width: 1530px;
  height: 500px;
}

.carousel .left,
.carousel .right {
  display: none;
  position: absolute;
  width: 20px;
  height: 30px;
  font-size: 20px;
  color: #000;
  text-align: center;
  text-decoration: none;
  background-color: #ccc;
  opacity: 0.3;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 100;
}

.carousel .right {
  left: 1265px;
}

/* 小圆点 */

.carousel .dot {
  display: flex;
  justify-content: space-around;
  position: absolute;
  width: 200px;
  height: 15px;
  left: 50%;
  transform: translateX(-50%);
  top: 75px;
}

.dot {
  margin-top: 380px;
}

.dot span {
  margin-left: 5px;
  margin-right: 5px;
  width: 20px;
  height: 15px;
  font-size: 12px;
  text-align: center;
  line-height: 15px;
  border-radius: 50%;
  opacity: 0.5;
  background-color: #ccc;
  cursor: pointer;
}

.dot span:hover {
  background-color: red;
}

.dot .selected {
  opacity: 1;
}
